Science

Thursday, 8 October 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Mushrooms
Mushrooms are of great importance in the development of civilization, due to their key role in making bread and wine.
Many species of fungi are used in food production: bread, spirits, cheeses. Some of them, like Penic ...
Earth
The lowest point on our planet is the Mariana Trench.
The depth of the trench located in the Pacific Ocean at its lowest point is 10.924 m below sea level ...
Snow
Snow is formed from the finest droplets of over-cooled water in clouds.
These droplets attach themselves to nuclei of crystallization, which can be, for example, dust parti ...
Mushrooms
Multicellular organisms are the most numerous group among fungi, but there are also single-celled fungi, like yeast.
A distinctive feature of fungi is the cell walls built of chitin. The fungus cell can be mononuclear ...
Earth
The Earth has the only natural satellite - the Moon.
The moon is relatively large for a natural satellite. Its diameter is approximately ¼ the diameter of the Earth. It orbits the Earth at an average distance of 384.400 km.
Aurora
The Aurora Australis appears within the Earth's south magnetic pole.
The phenomenon can be observed in Tasmania, a mountainous island about 300 km south of the Australia ...
lava
Lavas are divided into three types based on their silicon dioxide (SiO2) content.
Lavas are distinguished by their acidity: Acidic, which have a high silica content, are viscous, fl ...
Anorexia Nervosa
It is not yet known exactly which genes are responsible for the onset of mental anorexia nervosa.
However, it has been found that the disorder is highly heritable. Studies of twins have shown that t ...
Graphene
Graphene can be used in the biomedical field for diagnostic purposes.
It shows therapeutic potential as a drug carrier. It can also be used in tissue engineering because ...
Amber
It is a fossilized resin from ancient trees, often prized for its natural beauty and historical significance.
The oldest amber is approximately 320 million years old, making it a valuable window into prehistori ...